<template>
  <view>
    <view class="search-box">
      <uni-search-bar  @input="input" :radius="100" cancelButton="none"></uni-search-bar>
    </view>

    <!-- 搜索建议列表 -->
    <view class="sugg-list" v-if="searchResults.length !== 0">
      <view class="sugg-item" v-for="(item, i) in searchResults" :key="i" @click="gotoDetail(item)">
        <view class="goods-name">{{item.productName}}</view>
        <uni-icons type="arrowright" size="16"></uni-icons>
      </view>
    </view>

    <!-- 搜索历史 -->
    <view class="history-box" v-else>
      <!-- 标题区域 -->
      <view class="history-title">
        <text>搜索历史</text>
        <uni-icons type="trash" size="17" @click="clean"></uni-icons>
      </view>
      <!-- 列表区域 -->
      <view class="history-list">
        <uni-tag :text="item" v-for="(item, i) in histories" :key="i" @click="gotoGoodsList(item)"></uni-tag>
      </view>
    </view>
  </view>
</template>

<script>
import { mapMutations,mapState } from 'vuex'
  export default {
    data() {
      return {
        timer: null,
        kwMail: '',
        // 搜索的结果列表
        searchResults: [],
        // 搜索历史的数组
        historyList: [],
		// 请求参数对象
		queryObj: {
			// 页码值
			pageNo: 1,
			// 每页显示多少条数据
			pageSize: 100
		},
		deptId1: '',
      };
    },
	computed: {
	  ...mapState('m_user', ['userinfo']),
	  ...mapState('m_user', ['userId']),
	  ...mapState('m_dept', ['deptId']),
	  ...mapState('m_dept', ['dept'])
	},
    onLoad(option) {
      this.historyList = JSON.parse(uni.getStorageSync('kwMail') || '[]')
	  this.deptId=parseInt(option.deptId)
    },
    methods: {
      // input 输入事件的处理函数
      input(e) {
        clearTimeout(this.timer)

        this.timer = setTimeout(() => {
          this.kwMail = e
          this.getSearchList()
        }, 500)
      },
	 
      async getSearchList() {
        // 判断搜索关键词是否为空
        if (this.kwMail.length === 0) {
          this.searchResults = []
          return
        }
		await uni.request({
	  		
	  		 url: uni.$http.baseUrl+'/api/mobileMall/getMallList',
	  		data: {
	  			// 社团Id
	  			deptId: this.deptId,
	  			// 页码值
	  			pageNo: this.queryObj.pageNo,
	  			// 每页显示多少条数据
	  			pageSize: this.queryObj.pageSize,
				productName: this.kwMail
	  		},
	  		method: 'POST',
	  		header: {
	  			  // "Content-Type": "application/json",
	  			  "Content-Type": "application/x-www-form-urlencoded"
	  			},
	  		success: (res) => {
	  			// ** 关闭节流阀
	  			this.isloading = false
	  			this.searchResults=res.data.data
	  			
	  			console.log(this.searchResults)
	  		},
	  		fail: (res) =>{
	  			if (res.statusCode !== 200) return uni.$showMsg()
	  		}
	  	});
       

        this.saveSearchHistory()
      },
	  
	  gotoDetail(item) {
	    uni.navigateTo({
	      url: '/subpkg/goods_detail/goods_detail?id=' + item.id
	    })
	  },
     
      saveSearchHistory() {
        // this.historyList.push(this.kw)

        const set = new Set(this.historyList)
        set.delete(this.kwMail)
        set.add(this.kwMail)

        this.historyList = Array.from(set)

        // 对搜索历史数据，进行持久化的存储
        uni.setStorageSync('kwMail', JSON.stringify(this.historyList))
      },
      clean() {
        this.historyList = []
        uni.setStorageSync('kwMail', '[]')
      },
      gotoGoodsList(kwMail) {
        uni.navigateTo({
          url: '/subpkg/goods_list/goods_list?query=' + kwMail
        })
      }
    },
    computed: {
      histories() {
        return [...this.historyList].reverse()
      }
    }
  }
</script>

<style lang="scss">
  .search-box {
    position: sticky;
    top: 0;
    z-index: 999;
  }

  .sugg-list {
    padding: 0 5px;

    .sugg-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      padding: 13px 0;
      border-bottom: 1px solid #efefef;

      .goods-name {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        margin-right: 3px;
		font-size: 16px;
		padding-left: 20px ;
      }
    }
  }

  .history-box {
    padding: 0 5px;

    .history-title {
      display: flex;
      justify-content: space-between;
      height: 40px;
      align-items: center;
      font-size: 13px;
      border-bottom: 1px solid #efefef;
    }

    .history-list {
      display: flex;
      flex-wrap: wrap;

      .uni-tag {
        margin-top: 5px;
        margin-right: 5px;
      }
    }
  }
</style>
